Finding the Fourth Proportional to 165,211.68, 227,971.97 and 92,597.81
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Solution
The fourth proportional to 165,211.68, 227,971.97 and 92,597.81 is: 127,773.68
Step by Step Solution
- Step 1: Write the proportion equation
165,211.68 : 227,971.97 = 92,597.81 : x - Step 2: Convert to fraction form
165,211.68/227,971.97 = 92,597.81/x - Step 3: Cross multiply
165,211.68x = 227,971.97 × 92,597.81 - Step 4: Simplify right side
165,211.68x = 21,109,704,548.95 - Step 5: Solve for x
x = 21,109,704,548.95/165,211.68 - Step 6: Final answer
x = 127,773.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.